Finding the Fourth Proportional to 110,923.23, 153,105.45 and 65,616.96

Step by Step Solution

1. Step 1: Write the proportion equation
   110,923.23 : 153,105.45 = 65,616.96 : x
2. Step 2: Convert to fraction form
   110,923.23/153,105.45 = 65,616.96/x
3. Step 3: Cross multiply
   110,923.23x = 153,105.45 × 65,616.96
4. Step 4: Simplify right side
   110,923.23x = 10,046,314,188.43
5. Step 5: Solve for x
   x = 10,046,314,188.43/110,923.23
6. Step 6: Final answer
   x = 90,569.98